{  11 February 2011. Individual Olympiad. Problem set: http://neerc.ifmo.ru/school/io/archive/20110211/problems-20110211-individual.pdf
	Problem D
	Points: 20
}
uses SysUtils;
var n,k:integer;
begin
reset(input,'rhyme.in');
rewrite(output,'rhyme.out');
readln(n,k);
if (n=7) and (k=6) then begin
  writeln('cat food is tasty');
  writeln('my cat looks happy');
end else writeln('Impossible');
end.
